    <div class="sidebar">
        <div class="sidebar-dropdown"><a href="#">导航</a></div>

        <!--- Sidebar navigation -->
        <!-- If the main navigation has sub navigation, then add the class "has_sub" to "li" of main navigation. -->
        <ul id="nav">
          <!-- Main menu with font awesome icon -->
          <li><a href="index.html" class="open"><i class="icon-home"></i> 首页</a>
          <li class="has_sub"><a href="#"><i class="icon-list-alt"></i> 系统管理  <span class="pull-right"><i class="icon-chevron-right"></i></span></a>
            <ul>
              <li><a href="${appBase}/employee/list.do">员工管理</a></li>
              <li><a href="widgets2.html">组织管理</a></li>
              <li><a href="widgets3.html">子系统管理</a></li>
              <li><a href="widgets1.html">角色管理</a></li>
              <li><a href="${appBase}/module/list.do">菜单管理</a></li>
              <li><a href="widgets3.html">菜单授权管理</a></li>
              <li><a href="widgets1.html">首页布局配置</a></li>
              <li><a href="widgets2.html">系统登录日志</a></li>
              <li><a href="widgets3.html">岗位角色关系配置</a></li>
            </ul>
          </li>  
          <li class="has_sub"><a href="#"><i class="icon-file-alt"></i> 页面模块1 <span class="pull-right"><i class="icon-chevron-right"></i></span></a>
            <ul>
              <li><a href="post.html">表单Post</a></li>
              <li><a href="login.html">登录页</a></li>
              <li><a href="register.html">注册页面</a></li>
              <li><a href="support.html">帮助页</a></li>
              <li><a href="invoice.html">购物清单</a></li>
              <li><a href="profile.html">个人资料</a></li>
              <li><a href="gallery.html">相册页面</a></li>
            </ul>
          </li> 
          <li class="has_sub"><a href="#"><i class="icon-file-alt"></i> 页面模块2  <span class="pull-right"><i class="icon-chevron-right"></i></span></a>
            <ul>
              <li><a href="media.html">媒体</a></li>
              <li><a href="statement.html">描述</a></li>
              <li><a href="error.html">错误</a></li>
              <li><a href="error-log.html">错误日志</a></li>
              <li><a href="calendar.html">日历</a></li>
              <li><a href="grid.html">网格</a></li>
            </ul>
          </li>                             
          <li><a href="charts.html"><i class="icon-bar-chart"></i>图表</a></li> 
          <li><a href="tables.html"><i class="icon-table"></i>表格</a></li>
          <li><a href="forms.html"><i class="icon-tasks"></i>表单</a></li>
          <li><a href="ui.html"><i class="icon-magic"></i>UI图标</a></li>
          <li><a href="calendar.html"><i class="icon-calendar"></i>日历</a></li>
        </ul>
    </div>
    
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